Methyl 2-oxo-5,6-dihydropyridine-1(2H)-carboxylate CAS 190079-66-4

Purity 97%+In StockPharmaceutical Standards
CAS No.190079-66-4
Molecular FormulaC7H9NO3
Molecular Weight155.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 2-oxo-5,6-dihydropyridine-1(2H)-carboxylate CAS 190079-66-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 155.15 g/mol gives Methyl 2-oxo-5,6-dihydropyridine-1(2H)-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Methyl 2-oxo-5,6-dihydropyridine-1(2H)-carboxylate (CAS 190079-66-4), a certified reference material (molecular formula C7H9NO3, MW 155.15 g/mol) for analytical method development and quality control.

Based on its molecular formula C7H9NO3, Methyl 2-oxo-5,6-dihydropyridine-1(2H)-carboxylate contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 155.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC7H9NO3
Molecular Weight155.15 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2011
Nitrogen Atoms1

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